For the first time in 35 years, Arsenal have conceded at least 50 Premier League goals in consecutive seasons.
The Gunners were held to a 1-1 draw against Brighton on Sunday, leaving them fifth in the table and all but ruled out of a top-four finish in the league.
With just one game left in the season, Unai Emery's team have conceded a goal less than the 51 they let slip by in the English top-flight in Arsene Wenger's final year in charge.
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They could also end up finishing in the same sixth-place position as Wenger's last team, with sixth-placed Manchester United sitting just a point behind the Gunners heading into the final week.